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Description
- SparkFun IoT RedBoard - ESP32 MicroPython Development Board
- Leverages versatile ESP32 WROOM for diverse IoT applications
- Operates with pre-programmed MicroPython for seamless integration
- Features USB-C for straightforward USB-to-serial communication
- Connects solder-free with Qwiic for easy I2C integrations
- Supports efficient power with LiPo charge IC and fuel gauge
The SparkFun IoT RedBoard - ESP32 MicroPython Development Board is a versatile development platform equipped with the ESP32 WROOM module, designed to facilitate a wide range of applications from low-power sensor networks to complex tasks such as voice encoding and music streaming. This board is pre-programmed to run MicroPython, making it compatible with over 40 MicroPython-capable modules offered by SparkFun. At its core is the ESP32-D0WDQ6 chip, known for its scalability and adaptability.
The board features a USB-C connector for USB-to-serial communication, minimizing the need for additional driver installations. It incorporates the Qwiic Connect System, allowing for solder-free connections to I2C-based Qwiic products. Additionally, a microSD socket is available for data logging, and a 2-pin JST connector supports remote power via a single-cell LiPo battery. The board includes a built-in LiPo charge IC and a fuel gauge for efficient power management.
Operating on freeRTOS with LwIP, the board supports secure over-the-air upgrades, ensuring easy and cost-effective updates post-deployment. The integration of TLS 1.2 with hardware acceleration enhances security, making it suitable for various IoT applications.
- 1x SparkFun IoT RedBoard - ESP32 MicroPython Development Board
- CPU and OnChip Memory
- ESP32-D0WD-V3 embedded, Xtensa dual-core 32-bit LX6 microprocessor, up to 240MHz
- 448KB ROM
- 520KB SRAM
- 16KB SRAM in RTC
- Wi-Fi 802.11b/g/n, bit rate up to 150Mbps
- Bluetooth V4.2 BR/EDR and Bluetooth LE specification
- Peripherals: microSD card, UART, SPI, SDIO, I2C, LED PWM, Motor PWM, I2S, IR, pulse counter, GPIO, capacitive touch sensor, ADC, DAC, TWAI
- Integrated 40MHz crystal oscillator
- 4/8/16 MB SPI flash
- 4-pin Qwiic Connector
- 2-pin JST Connector for Single Cell, LiPo Batteries
- Built-in LiPo Charge IC (MCP73831), default charge rate: 500mA
- LiPo Fuel Gauge (MAX17048)
- LEDs: CHG, PWR, RX/TX, User LED, Addressable RGB LED (WS2812)